Equations and Inequalities

What is the inverse operation needed to solve for p?
765 = p - 254

• subtraction
• addition
• multiplication
• division

x - 62 = 123
How should you show your work to isolate the variable and solve the equation?

• Add 62 to each side. 
• Subtract 62 from each side.
• Multiply each side by 62.
• Add 123 to each side.

15 = 2a + 7

• 2
• 4
• 12
• 14

3c + 5 = 23

• c = 3
• c = 6
• c = 7
• c = 18

Solve   -3x + 5 = -16

• 9
• 8
• -7
• 7

Solve   -5t + 9 = 24

• -3
• 3
• 12

The model represents an equation.

What value of x makes the equation true?

• 3

• 8

• 6

• 4

What is the first step in solving this equation:
5x + 7 = 12

• Divide by 5
• Subtract 5
• Multiply by 7
• Subtract 7

What inequality does the number line graph represent?

• x ≤ 4
• x ≥ -4
• x < -4
• x < 4